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Quality assessments that are quite something.

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Location: Home> Our Expertise> Performance > Testing of detergents

Detergent tests for maximum quality.

When it comes to the quality of detergent and cleaning products, one aspect stands clearly at the forefront: do the substances ensure perfect cleanliness? For decades, Hohenstein has made a significant contribution to ensuring the high quality of detergents and washing agents.

When conducting the tests in our well-equipped household laundry technology facilities, our specialists compare the performance of the products beyond just their cleaning effect. We also investigate your products with regard to other primary and secondary washing effects and other important quality criteria.


Comparative detergent tests for better market transparency.

Our investigations are usually conducted as comparative product or detergent tests, in other words, in the form of objective performance comparisons in which we test your detergent with regard to defined characteristics.

We test your product against at least one reference product and, in doing so, we attach great importance to the practical design of the test conditions and use current regulations and standards. The reference product can either be a previous model of your product or a sample from another manufacturer in the sense of benchmarking.

With this objective comparability of the individual products, we achieve the necessary market transparency expected today by consumers, retailers and manufacturers in equal measure.

Detergent performance tests

Investigation criteria

Stain removal of natural stains

Removal of dirt on dirty test fabrics

Cleaning effect and/or dirt dispersing capability

Loss of firmness and/or chemical damage of the washed item

Inorganic and/or organic fabric encrustation

Retention of colour tone and/or surface protection

Colour transfer prevention in the Linitest device and/or in the washing machine

Legibility and clarity of packing information

Disinfection effect

 

The tests are particularly suitable for:

Heavy-duty, colour and mild wash detergents (powder, tablets or liquid products)

Descaling products (powder, tablets or liquid products)

Booster products (e.g. stain salts, pretreatment products)

Colour or dirt catcher sheets

Malodour tests for detergents

In addition to their cleaning effect, an important performance characteristic of detergents is whether and to what extent undesirable odours such as sweat remain in the textiles after washing.

With our malodour tests, we are able to assess detergent products such as powders, liquid detergents or gel caps in terms of how much they reduce or completely prevent sweat odour.

We can currently offer you the following test procedure for this purpose:

Technical test

Scope: Assessment of the sweat odour intensity of artificial sweat after 1 wash

Odour application: Hohenstein artificial sweat is applied in defined way on a suitable textile (e.g. PES).

Assessment: The sweat odour intensity is assessed by trained odour panelists according to VDI 3882 using an olfactometric unit.


Wash and wear test with panellists

Scope: Assessment of the sweat odour intensity after 5 wash and active wear cycles

Odour application: Garments (e.g. sport shirts) are worn by test persons in an application-specific activity.

Assessment: The sweat odour intensity is assessed by trained panelists according to VDI 3882 using an olfactometric sampling unit or/and directly by consumer panelists.

Downloads
  • Factsheet_Malodour Tests for Detergent

  • Flyer_Washing Performance

  • Factsheet_Softener Performance Test

  • Factsheet_General Laundry Detergent Testing

  • Brochure_Turning Perfomance to Perfection

Comparative product tests

Find out more
Comparative product tests

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